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A064700 Numbers n that are divisible by the multiplicative digital root of n. +0
1
1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 15, 24, 26, 34, 35, 48, 62, 64, 72, 75, 84, 88, 111, 112, 115, 126, 132, 134, 135, 136, 144, 162, 168, 172, 174, 175, 176, 186, 192, 212, 216, 228, 232, 246, 248, 264, 276, 278, 282, 288, 312, 314, 315, 322, 355, 364, 376, 378 (list; graph; listen)
OFFSET

1,2

COMMENT

No term has 0 as one of its digits; the only primes in the sequence are {2, 3, 5, 7, 11} and any other prime has only 1's as digits, such as 1111111111111111111.

FORMULA

Cf. A031346

CROSSREFS

Sequence in context: A034709 A034838 A063527 this_sequence A007602 A167620 A095227

Adjacent sequences: A064697 A064698 A064699 this_sequence A064701 A064702 A064703

KEYWORD

nice,nonn,base

AUTHOR

Santi Spadaro (spados(AT)katamail.com), Oct 12 2001

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Last modified December 17 19:39 EST 2009. Contains 170821 sequences.


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