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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.

A379913 Let M_n be the n X n matrix M_(i,j)=1/(3^i+3^j), then a(n) is the denominator of det(M_n).

Table of values

n a(n)
1 6
2 432
3 145800
4 28934010000
5 36195844320916875
6 8087414520398390420149816875
7 14739121497834560950873288612087606246265625
8 24111787175394014554749263306909156210251310885835206605812890625
9 30311902674167553291682092445492621447523310843996437232420613554400185533411542126171875

List of values

[6, 432, 145800, 28934010000, 36195844320916875, 8087414520398390420149816875, 14739121497834560950873288612087606246265625, 24111787175394014554749263306909156210251310885835206605812890625, 30311902674167553291682092445492621447523310843996437232420613554400185533411542126171875]

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

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