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A257599 Cusp numbers of terms of A091401. 0
1, 2, 2, 3, 2, 4, 2, 4, 4, 4, 6, 2, 6, 8, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..15.

Yang-Hui He, John McKay, Sporadic and Exceptional, arXiv:1505.06742 [math.AG], 2015.

CROSSREFS

Cf. A091401.

Sequence in context: A182861 A049238 A001616 * A218702 A324181 A297169

Adjacent sequences:  A257596 A257597 A257598 * A257600 A257601 A257602

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Jun 07 2015

STATUS

approved

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Last modified June 19 03:38 EDT 2021. Contains 345125 sequences. (Running on oeis4.)