A029645 Numbers to the left of the central elements of the (1,2)-Pascal triangle A029635 that are different from 1.

4, 5, 6, 14, 7, 20, 8, 27, 50, 9, 35, 77, 10, 44, 112, 182, 11, 54, 156, 294, 12, 65, 210, 450, 672, 13, 77, 275, 660, 1122, 14, 90, 352, 935, 1782, 2508, 15, 104, 442, 1287, 2717, 4290, 16, 119, 546, 1729, 4004, 7007, 9438, 17, 135, 665, 2275, 5733, 11011, 16445, 18

Offset

0,1

Links

Table of n, a(n) for n=0..56.

Crossrefs

Cf. A029635.

Sequence in context: A260107 A167434 A139061 * A191208 A242077 A050162

Adjacent sequences: A029642 A029643 A029644 * A029646 A029647 A029648

Keyword

nonn,changed

Author

Mohammad K. Azarian

Extensions

More terms from David W. Wilson

Status

approved