A heptagonal pyramidal number is the sum of the first few
The first few heptagonal pyramidal numbers are:
1, 8, 26, 60, 115, 196, 308, 456, 645, 880, 1166, 1508, 1911, 2380, 2920, 3536, 4233, 5016, 5890, 6860, 7931, 9108 OEIS|id=A002413
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Pyramidal number — A pyramidal number is a figurate number that represents a pyramid with a base and a given number of sides. The term is most often used to refer to square pyramidal numbers, which have four sides, but it can also refer to:*Triangular pyramidal… … Wikipedia
List of recreational number theory topics — This is a list of recreational number theory topics (see number theory, recreational mathematics). Listing here is not pejorative: many famous topics in number theory have origins in challenging problems posed purely for their own sake. See list… … Wikipedia
196 (number) — 196 is a natural number following 195 and preceding 197. It is the square of 14. In addition to being a square number, it is also an 11 gonal number, a 34 gonal number, a heptagonal pyramidal number, and a pentagonal pyramidal number.196 is also… … Wikipedia
115 (number) — 115 (one hundred [and] fifteen) is the natural number following 114 and preceding 116. ← 114 116 → 115 ← 110 … Wikipedia
1000 (number) — List of numbers Integers ← 1k 2k 3k 4k 5k 6k 7k 8k 9k → Cardinal 1000 one thousand … Wikipedia
2000 (number) — 2000 (two thousand) is the natural number following 1999 and preceding 2001.See also: millennium, year 2000 AD, Y2K, 2000 (disambiguation).Two thousand is the highest number expressible using only two unmodified characters in roman numerals… … Wikipedia
4000 (number) — 4000 (four thousand) is the natural number following 3999 and preceding 4001. It is a decagonal number. Selected numbers in the range 4001 4999 * 4005 triangular number * 4007 safe prime * 4010 magic constant of n times; n normal magic square and … Wikipedia
6000 (number) — 6000 (six thousand) is the natural number following 5999 and preceding 6001. Selected numbers in the range 6001 6999 * 6025 Rhythm guitarist of the Dead Kennedys from June 1978 to March 1979. Full name is Carlos Cadona. * 6028 centered heptagonal … Wikipedia
3000 (number) — 3000 (three thousand) is the natural number following 2999 and preceding 3001. It is the smallest number requiring thirteen letters in English (when and is required from 101 forward). In other fields In the novel The Brothers Karamazov by Fyodor… … Wikipedia
5000 (number) — 5000 (five thousand) is the natural number following 4999 and preceding 5001. Five thousand is the largest isogrammic number in the English language. Selected numbers in the range 5001 5999 * 5003 Sophie Germain prime * 5020 amicable number with… … Wikipedia
