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A101423 Number of different cuboids with volume p^3 X q^n, where p,q are distinct prime numbers. +0
5
6, 12, 19, 28, 38, 51, 64, 80, 97, 116, 136, 159, 182, 208, 235, 264, 294, 327, 360, 396, 433, 472, 512, 555, 598, 644, 691, 740, 790, 843, 896, 952, 1009, 1068, 1128, 1191, 1254, 1320, 1387, 1456, 1526, 1599, 1672, 1748, 1825, 1904, 1984, 2067, 2150, 2236 (list; graph; listen)
OFFSET

1,1

COMMENT

Subsequence of A034836, which gives the number of cuboids for volume n.

FORMULA

a(n) = A034836(2^3*3^n) = A034836(3^3*2^n) = A034836(p^3*q^n) for p,q distinct primes.

CROSSREFS

Cf. A034836, A101424, A101425, A101426, A101427.

Sequence in context: A081846 A078816 A051936 this_sequence A146923 A087883 A162416

Adjacent sequences: A101420 A101421 A101422 this_sequence A101424 A101425 A101426

KEYWORD

nonn

AUTHOR

Anthony C Robin (anthony_robin(AT)hotmail.com), Jan 17 2005

EXTENSIONS

Corrected, edited and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 19 2008

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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