A124120 Number of nonisomorphic Steiner quadruple systems (SQS's) S(3,4,n) on n points.

0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 4, 0, 1054163

Offset: 1

Author

N. J. A. Sloane, Nov 30 2006

Keywords

• nonn
• hard

Examples

			There are 4 nonisomorphic SQS's on 14 points.
		

Links

• Index entries for sequences related to Steiner systems

Crossrefs

A051390 is the official version of this sequence and has all the references etc.

Cf. A124119, A030129, A001201, A030128, A051390.