A051949 Differences of two factorial numbers.

0, 1, 4, 5, 18, 22, 23, 96, 114, 118, 119, 600, 696, 714, 718, 719, 4320, 4920, 5016, 5034, 5038, 5039, 35280, 39600, 40200, 40296, 40314, 40318, 40319, 322560, 357840, 362160, 362760, 362856, 362874, 362878, 362879, 3265920

Offset: 0

Author

N. J. A. Sloane, Jan 05 2000

Keywords

• nonn

Comments

Contribution from Olivier Gérard, Oct 09 2012: (Start)

This sequence can also be seen as a triangular table starting at offset 1.

0

1

4 5

18 22 23

96 114 118 119

600 696 714 718 719

4320 4920 5016 5034 5038 5039

First column is A001563, first diagonal is A033312, row sum is A206816.

;

or starting at offset 0:

0

1 4

5 18 22

23 96 114 118

119 600 696 714 718

719 4320 4920 5016 5034 5038

First column is A033312, first diagonal is n!-2, row sum is A185009.

(End)

Crossrefs

Cf. A204930 (ordered differences of factorial).