A344265 Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(2^(k-1)).

1, 2, 4, 9, 16, 40, 64, 144, 262, 544, 1024, 2148, 4096, 8320, 16448, 33060, 65536, 131724, 262144, 525456, 1048832, 2099200, 4194304, 8393568, 16777336, 33562624, 67109892, 134234688, 268435456, 536906368, 1073741824, 2147550392, 4294971392, 8590065664, 17179870208

Offset

1,2

Links

Table of n, a(n) for n=1..35.

Crossrefs

Cf. A045778, A050368, A329800, A344266, A344267, A344268, A344269, A344270, A344271.

Sequence in context: A358904 A283059 A283081 * A249902 A060401 A063981

Adjacent sequences: A344262 A344263 A344264 * A344266 A344267 A344268

Keyword

nonn

Author

Ilya Gutkovskiy, May 13 2021

Status

approved