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A101756 Number of divisors of highly composite triangular numbers. 2
1, 2, 4, 6, 9, 16, 18, 20, 24, 36, 40, 48, 90, 112, 128, 144, 162, 168, 192, 240, 320, 480, 576, 648, 768, 1024, 1280, 1344, 1512, 1536, 1728, 1920, 2304, 2880, 3072, 3200, 3456, 3888, 4480, 5760, 6144, 6912, 7680, 8640, 9216, 13824, 16128, 23040, 25088 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

FORMULA

a(n) = A000005(A076711(n)) = A000005(A000217(A101755(n))).

CROSSREFS

Cf. A076711, A101755.

Sequence in context: A006498 A074677 A179997 * A173241 A096398 A110538

Adjacent sequences:  A101753 A101754 A101755 * A101757 A101758 A101759

KEYWORD

nonn

AUTHOR

Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 22 2004

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Last modified February 14 03:37 EST 2012. Contains 205570 sequences.