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A050346 Number of factorizations into distinct factors with one level of parentheses indexed by prime signatures. A050345(A025487). 1
1, 1, 1, 3, 3, 6, 4, 13, 12, 7, 15, 25, 31, 12, 37, 46, 75, 19, 82, 96, 84, 60, 99, 164, 30, 168, 259, 148, 187, 234, 336, 49, 333, 628, 255, 506, 515, 346, 664, 77, 759, 636, 673, 598, 1406, 434, 1227, 1088, 1033, 1265, 119, 1979, 1178, 358, 2011, 1403 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..56.

CROSSREFS

Sequence in context: A070952 A137462 A163926 * A142149 A132119 A180681

Adjacent sequences:  A050343 A050344 A050345 * A050347 A050348 A050349

KEYWORD

nonn

AUTHOR

Christian G. Bower, Oct 15 1999.

STATUS

approved

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Last modified October 31 12:38 EDT 2014. Contains 248865 sequences.