A114642 a(n) = 2^(log_{2}(a(n-2))+a(n-1)), a(1)=1, a(2)=2.

1, 2, 4, 32, 17179869184

Offset

1,2

Links

Table of n, a(n) for n=1..5.

Crossrefs

Cf. A112237, A112866.

Sequence in context: A122216 A100117 A073888 * A200980 A178811 A099433

Adjacent sequences: A114639 A114640 A114641 * A114643 A114644 A114645

Keyword

nonn

Author

Yasutoshi Kohmoto, Feb 18 2006

Extensions

Definition adapted to offset by Georg Fischer, Jun 18 2021

Status

approved