A050615 Products of distinct terms of Fibonacci(2^(i+2)): a(n) = Product_{i=0..floor(log_2(n+1))} F(2^(i+2))^bit(n,i).

1, 3, 21, 63, 987, 2961, 20727, 62181, 2178309, 6534927, 45744489, 137233467, 2149990983, 6449972949, 45149810643, 135449431929, 10610209857723, 31830629573169, 222814407012183, 668443221036549, 10472277129572601

Offset

0,2

Links

Table of n, a(n) for n=0..20.

Maple

distinct_fib_products := n -> product('fib(2^(i+2))^bit_i(n, i)', 'i'=0..floor_log_2(n+1));

Crossrefs

Cf. A050613, A050614.

Sequence in context: A328042 A331082 A117984 * A145658 A342548 A188667

Adjacent sequences: A050612 A050613 A050614 * A050616 A050617 A050618

Keyword

nonn

Author

Antti Karttunen, Dec 02 1999

Status

approved