A124752 Inverse of number triangle A124749.

1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 2, 2, 2, 2, 1, 0, 0, 0, 3, 3, 3, 3, 2, 1, 0, 0, 0, 4, 4, 4, 4, 3, 2, 1, 0, 0, 0, 9, 9, 9, 9, 7, 5, 3, 1

Offset

0,32

Comments

Row sums (and fourth column) are A124753.

Links

Table of n, a(n) for n=0..65.

Example

Triangle begins
1,
0, 1,
0, 0, 1,
0, 0, 0, 1,
0, 0, 0, 1, 1,
0, 0, 0, 1, 1, 1,
0, 0, 0, 1, 1, 1, 1,
0, 0, 0, 2, 2, 2, 2, 1,
0, 0, 0, 3, 3, 3, 3, 2, 1,
0, 0, 0, 4, 4, 4, 4, 3, 2, 1,
0, 0, 0, 9, 9, 9, 9, 7, 5, 3, 1

Crossrefs

Cf. A124747.

Sequence in context: A326786 A276206 A334222 * A293730 A318722 A174344

Adjacent sequences: A124749 A124750 A124751 * A124753 A124754 A124755

Keyword

nonn,tabl

Author

Paul Barry, Nov 06 2006

Status

approved