A129572 A129372 * A097806.

1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1

Offset

1,1

Comments

Row sums = A086374: (1, 2, 3, 2, 3, 4, 3, 2, 5, 4, ...). A129573 = A097806 * A129372.

Links

Table of n, a(n) for n=1..55.

Formula

A129372 * A097806 as infinite lower triangular matrices.

Example

First few rows of the triangle:
  1;
  1, 1;
  1, 1, 1;
  0, 0, 1, 1;
  1, 0, 0, 1, 1;
  1, 1, 0, 0, 1, 1;
  1, 0, 0, 0, 0, 1, 1;
  0, 0, 0, 0, 0, 0, 1, 1;
  ...

Crossrefs

Cf. A129372, A097806, A086374, A129573.

Sequence in context: A194679 A380419 A111940 * A070950 A071031 A187037

Adjacent sequences: A129569 A129570 A129571 * A129573 A129574 A129575

Keyword

nonn,tabl

Author

Gary W. Adamson, Apr 22 2007

Status

approved