A023673 Convolution of A014306 with itself.

0, 0, 1, 2, 1, 2, 4, 4, 5, 6, 5, 6, 9, 8, 9, 10, 11, 12, 14, 14, 13, 14, 17, 16, 17, 18, 19, 20, 23, 22, 23, 24, 25, 26, 27, 26, 27, 30, 30, 30, 31, 32, 33, 36, 35, 36, 37, 38, 39, 40, 41, 42, 43, 46, 45, 46, 45, 46, 49, 48, 49, 50, 51, 52, 55, 54, 55, 56, 58, 58, 59

Offset

1,4

Links

Table of n, a(n) for n=1..71.

Crossrefs

Sequence in context: A094265 A153898 A108802 * A132965 A365005 A022597

Adjacent sequences: A023670 A023671 A023672 * A023674 A023675 A023676

Keyword

nonn

Author

Clark Kimberling

Status

approved