A125892 a(n) = floor((Pi^2/6)^n).

1, 1, 2, 4, 7, 12, 19, 32, 53, 88, 145, 238, 392, 645, 1061, 1746, 2873, 4726, 7774, 12788, 21036, 34603, 56920, 93630, 154015, 253345, 416735, 685503, 1127607, 1854839, 3051088, 5018839, 8255660, 13580017, 22338233, 36744921, 60442973, 99424705, 163547085

Offset

0,3

Links

Table of n, a(n) for n=0..38.

Mathematica

Table[Floor[(Pi^2/6)^n], {n, 1, 100}]

Crossrefs

Cf. A125890-A125899.

Sequence in context: A244472 A279890 A018147 * A072642 A105856 A010672

Adjacent sequences: A125889 A125890 A125891 * A125893 A125894 A125895

Keyword

nonn

Author

Artur Jasinski, Dec 13 2006

Extensions

a(0)=1 prepended by Alois P. Heinz, Jul 22 2022

Status

approved