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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.

A145621 Numerator of the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=7.

Table of values

n a(n)
1 105
2 31087
3 2538991
4 248821433
5 21946050833
6 11828921402977
7 7535022933740305
8 3692161237533130831
9 1025190103621701235981
10 954451986471803883166747
11 15589382445706130101521201

List of values

[105, 31087, 2538991, 248821433, 21946050833, 11828921402977, 7535022933740305, 3692161237533130831, 1025190103621701235981, 954451986471803883166747, 15589382445706130101521201]

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

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