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A001439 Number of proper linear spaces of order n. 1
0, 0, 0, 0, 1, 0, 1, 1, 1, 3, 7, 1, 120, 398 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,10

REFERENCES

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

LINKS

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

CROSSREFS

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.

EXTENSIONS

Probably an erroneous version of A031436.

STATUS

approved

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Last modified October 18 14:52 EDT 2019. Contains 328161 sequences. (Running on oeis4.)