A359631 a(n) is the smallest positive integer which can be represented as the sum of distinct positive Fibonacci n-step numbers (with a single type of 1) in exactly n ways, or -1 if no such integer exists.

1, 3, 44, 416, 26815, 464031

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Fibonacci n-Step Number

Example

For n = 2: 3 = Fibonacci(4) = 3 = Fibonacci(2) + Fibonacci(3) = 1 + 2.

Crossrefs

Cf. A000119, A013583, A117546, A287656, A288120.

Sequence in context: A327360 A092545 A353878 * A011916 A337249 A259785

Adjacent sequences: A359628 A359629 A359630 * A359632 A359633 A359634

Keyword

nonn,more

Author

Ilya Gutkovskiy, Jan 08 2023

Status

approved