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A071173 Nonprimes which terminate in their sum of prime factors. 1
1, 4, 18, 220, 230, 246, 366, 444, 624, 1166, 1323, 1462, 1530, 1992, 2230, 2406, 2625, 2730, 3024, 3125, 3182, 3286, 3484, 3606, 3760, 4220, 5733, 6372, 6435, 7592, 8658, 8856, 9585, 9747, 10143, 10850, 11232, 11655, 13176, 13230, 13275, 13760 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..42.

EXAMPLE

9747 is here since sopfr(9747)= 3+3+3+19+19 = 47 and 97{47}.

CROSSREFS

Cf. A001414.

Sequence in context: A197786 A242083 A275965 * A143993 A145660 A246531

Adjacent sequences:  A071170 A071171 A071172 * A071174 A071175 A071176

KEYWORD

nonn,base

AUTHOR

Jason Earls, Jun 10 2002

STATUS

approved

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Last modified January 17 16:11 EST 2019. Contains 319235 sequences. (Running on oeis4.)