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A099543 Sums of the prime factors of the Rhonda numbers to base 10 (sequence A099542). The terms in this sequence are equal to (Product of digits of terms of A099542)/10, which is simply the definition of Rhonda numbers to base 10. +0
1
24, 24, 28, 30, 54, 72, 32, 24, 48, 72, 30, 216, 54, 64, 72, 126, 162, 60, 90, 168, 504, 84, 63, 84, 504, 70, 270, 168, 54, 96, 252, 288, 96, 168, 343, 784, 96, 216, 405 (list; graph; listen)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Rhonda Number

EXAMPLE

The first term in A099542 is 1568. The sum of its prime factors is 24.

CROSSREFS

Cf. A099542.

Sequence in context: A023466 A010863 A115028 this_sequence A040553 A022358 A122505

Adjacent sequences: A099540 A099541 A099542 this_sequence A099544 A099545 A099546

KEYWORD

nonn

AUTHOR

Mark Hudson (mrmarkhudson(AT)hotmail.com), Oct 21 2004

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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