The On-Line Encyclopedia of Integer Sequences (OEIS)

A154717 revision #7

A154717

Products of three distinct happy primes A035497.

1729, 2093, 2821, 3059, 4123, 4991, 5681, 7189, 7657, 8827, 9269, 9373, 9919, 10507, 12649, 12719, 12901, 13547, 13699, 14497, 15197, 15617, 16583, 17143, 17549, 17563, 18487, 19513, 21049, 21749, 22211, 22351, 22379, 23621, 23653, 23933, 23959, 25441

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OFFSET

1,1

COMMENTS

Note that a(1)=1729 is the Hardy-Ramanujan number (see taxicab numbers in A001235, A011541).

LINKS

Table of n, a(n) for n=1..38.

CROSSREFS

Cf. A001235, A011541, A035497, A154716, A154728, A154729.

Sequence in context: A374417 A044883 A288153 * A306478 A051388 A033181

Adjacent sequences: A154714 A154715 A154716 * A154718 A154719 A154720

KEYWORD

easy,nonn,base

AUTHOR

Omar E. Pol, Jan 18 2009

EXTENSIONS

a(5) - a(38) from Nathaniel Johnston (nathaniel(AT)nathanieljohnston.com), Apr 30 2011

STATUS

approved