A177828 First differences of A176983.

3, 2, 6, 4, 20, 10, 20, 6, 24, 6, 34, 26, 4, 26, 40, 44, 4, 12, 14, 6, 4, 30, 26, 16, 32, 18, 22, 2, 24, 12, 4, 44, 24, 6, 16, 14, 6, 48, 16, 14, 10, 38, 4, 26, 18, 34, 2, 4, 2, 24, 30, 70, 14, 16, 14, 34, 56, 22, 8, 6, 58, 50, 6, 84, 46, 56, 16, 8, 12, 52, 12, 20, 70, 8, 6, 10, 32, 54

Offset

1,1

Comments

a(n)=2 for n=2,28,47,49,135,173,225,258,375,384,439, A177829.

Links

Table of n, a(n) for n=1..78.

Crossrefs

Cf. A176983, A177829.

Sequence in context: A286595 A348404 A218615 * A248479 A304533 A090571

Adjacent sequences: A177825 A177826 A177827 * A177829 A177830 A177831

Keyword

nonn

Author

Zak Seidov, May 14 2010

Status

approved