A001439 Number of proper linear spaces of order n.

0, 0, 0, 0, 1, 0, 1, 1, 1, 3, 7, 1, 120, 398

Offset

3,10

References

CRC Handbook of Combinatorial Designs, 1996, p. 216.

Links

Table of n, a(n) for n=3..16.

Crossrefs

Probably an erroneous version of A031436.

Sequence in context: A247382 A031436 A144556 * A318215 A086313 A016451

Adjacent sequences: A001436 A001437 A001438 * A001440 A001441 A001442

Keyword

nonn,hard

Author

N. J. A. Sloane

Status

approved