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A081332 Numbers having a unique partition into two 3-smooth numbers. 2
2, 3, 29, 31, 37, 41, 43, 49, 55, 58, 59, 62, 65, 67, 74, 83, 85, 86, 87, 89, 91, 93, 98, 109, 110, 111, 113, 116, 118, 123, 124, 130, 131, 134, 137, 147, 148, 155, 163, 165, 166, 170, 172, 174, 177, 178, 182, 186, 193, 195, 196, 201, 209, 217, 218, 220, 222, 226 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

A081326(a(n))=1.

CROSSREFS

Cf. A003586, A081333, A081330.

Sequence in context: A003017 A096580 A028868 * A106868 A098419 A041193

Adjacent sequences:  A081329 A081330 A081331 * A081333 A081334 A081335

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 19 2003

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.