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A076582 Triangular numbers which are 8-almost primes. +0
1
2016, 3240, 8256, 32896, 41328, 41616, 51040, 51360, 52650, 73536, 79800, 97020, 100128, 115440, 122760, 145530, 157080, 161028, 166176, 185136, 205120, 210276, 225456, 228150, 247456, 259560, 266085, 319600, 345696, 372816, 430128, 437580 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(1)=2016, 2016 is a triangular number and 2016=2*2*2*2*2*3*3*7 i.e. is a product of 8 prime factors so is 8-almost prime.

CROSSREFS

Adjacent sequences: A076579 A076580 A076581 this_sequence A076583 A076584 A076585

Sequence in context: A127351 A020433 A076666 this_sequence A125491 A110851 A119517

KEYWORD

base,easy,nonn

AUTHOR

Shyam Sunder Gupta (guptass(AT)rediffmail.com), Oct 19 2002

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Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.


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