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A033834 Number of proper factorizations of the numbers with a record number of proper factorizations. 3
0, 1, 2, 3, 4, 6, 8, 11, 15, 18, 20, 28, 29, 30, 37, 46, 51, 56, 63, 76, 97, 104, 108, 117, 170, 211, 288, 381, 391, 466, 483, 661, 718, 736, 782, 842, 906, 1096, 1260, 1385, 1396, 1712, 1767, 2115, 2178, 2342, 3078, 3443, 3680, 3929, 5287, 5412, 5446, 5652 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

T. D. Noe, Table of n, a(n) for n = 1..118 (from E. R. Canfield et al.)

E. R. Canfield, P. Erdős, C. Pomerance, On a problem of Oppenheim concerning Factorisatio Numerorum, J. Number Theory 17 (1983) 1-28, Table 1, column "number of factorizations" - 1.

CROSSREFS

Records in A001055 (see also A033833). - N. J. A. Sloane, Jun 12 2009

Cf. A028422.

Sequence in context: A035945 A094707 A117995 * A127419 A262160 A132217

Adjacent sequences:  A033831 A033832 A033833 * A033835 A033836 A033837

KEYWORD

nonn

AUTHOR

Jeff Burch

EXTENSIONS

0 term prepended and sequence extended by T. D. Noe, May 18 2012

STATUS

approved

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Last modified March 28 22:27 EDT 2017. Contains 284249 sequences.