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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.

A278142 Denominators of partial sums of a Ramanujan series converging to 2^(3/2)/(sqrt(Pi)*Gamma(3/4)^2) given in A278146.

Table of values

n a(n)
0 1
1 256
2 1048576
3 268435456
4 17592186044416
5 4503599627370496
6 18446744073709551616
7 4722366482869645213696
8 4951760157141521099596496896
9 1267650600228229401496703205376
10 5192296858534827628530496329220096
11 1329227995784915872903807060280344576
12 87112285931760246646623899502532662132736

List of values

[1, 256, 1048576, 268435456, 17592186044416, 4503599627370496, 18446744073709551616, 4722366482869645213696, 4951760157141521099596496896, 1267650600228229401496703205376, 5192296858534827628530496329220096, 1329227995784915872903807060280344576, 87112285931760246646623899502532662132736]

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

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