A142716 First differences of A140495.

1, 1, 1, 3, 3, 3, 3, 6, 6, 9, 9, 18, 18, 18, 45, 36, 45, 99, 81, 108, 216, 189, 243, 486, 432, 540, 1107, 972, 1215, 2511, 2187, 2754, 5670, 4941, 6237, 12798, 11178, 14094, 28917, 25272, 31833, 65367, 57105, 71928, 147744, 129033, 162567

Offset

1,4

Links

Table of n, a(n) for n=1..47.

Formula

3 | a(n), n>3.

Crossrefs

Sequence in context: A339718 A349926 A268443 * A211515 A260740 A255131

Adjacent sequences: A142713 A142714 A142715 * A142717 A142718 A142719

Keyword

nonn

Author

Paul Curtz, Sep 26 2008

Status

approved