A124220 Transpose table A123685 then subtract, term by term, from table A047969.

0, 1, 0, 0, 2, 0, 1, 1, 4, 0, 0, 5, 5, 8, 0, 1, 2, 23, 19, 16, 0, 0, 8, 18, 101, 65, 32, 0, 1, 3, 58, 110, 431, 211, 64, 0

Offset

1,5

Links

Table of n, a(n) for n=1..36.

Formula

A124220(n) = A047969(n) - Trn(A123685).

Example

Row six of A047969 is 1 9 37 65 31 1
Row six of A123685^T is 0 7 14 46 15 1
so row six of a(n) is 1 2 23 19 16 0

Crossrefs

The sequence of row sums is 0 1 2 6 18 61 224 ... = A123639. The sequence of row sums for table A123685 is 1 1 3 8 25 83 299 ... = A123638. The sequence of row sums for table A047969 is 1 2 5 14 43 144 523 ... = A047970

Cf. A047970 A123638 A123639.

Sequence in context: A293135 A321376 A102210 * A221755 A354666 A110298

Adjacent sequences: A124217 A124218 A124219 * A124221 A124222 A124223

Keyword

easy,nonn,tabl

Author

Alford Arnold, Oct 29 2006

Status

approved