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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.

A229675 a(n) = Sum_{k = 0..n} Product_{j = 0..7} C(n+j*k,k).

Table of values

n a(n)
0 1
1 40321
2 81730010881
3 369400348294790401
4 2390471064720364776796801
5 18975660656355118819906214670721
6 171890067585060168829713844899790066561
7 1707759022485971054271963683059722310362986881
8 18165821273625565354157327818616137066973745155992321

List of values

[1, 40321, 81730010881, 369400348294790401, 2390471064720364776796801, 18975660656355118819906214670721, 171890067585060168829713844899790066561, 1707759022485971054271963683059722310362986881, 18165821273625565354157327818616137066973745155992321]

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

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