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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A090957 a(n) = 1/(Integral_{x=0..1} (x^4 - x^5)^n dx).

Table of values

n a(n)
0 1
1 30
2 495
3 7280
4 101745
5 1381380
6 18407025
7 242082720
8 3153092085
9 40763504210
10 523886186670
11 6700599687600
12 85360889543475
13 1083790852008480
14 13721016740550360
15 173280964190422080
16 2183615911571190525

List of values

[1, 30, 495, 7280, 101745, 1381380, 18407025, 242082720, 3153092085, 40763504210, 523886186670, 6700599687600, 85360889543475, 1083790852008480, 13721016740550360, 173280964190422080, 2183615911571190525]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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