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A074053 Numbers n such that A001414(n) = sum of composites from the smallest prime factor of n to the largest prime factor of n. 0
1, 21, 5324, 9625, 12705, 13552, 15246, 18150, 19360, 21780, 22638, 23232, 26136, 26950, 29403, 32340, 34496, 38500, 38808, 39325, 41405, 43659, 46137, 46200, 49280, 51909, 51975, 55000, 55440, 59136, 61875, 62370, 65910, 66000, 66528 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..35.

EXAMPLE

Sum of primes dividing 5324 with repetition is: 2+2+11+11+11 = 37 and sum of composites between 2 and 11 is 4+6+8+9+10 = 37.

CROSSREFS

Cf. A001414.

Sequence in context: A221120 A203370 A232344 * A220552 A275053 A028451

Adjacent sequences:  A074050 A074051 A074052 * A074054 A074055 A074056

KEYWORD

nonn

AUTHOR

Jason Earls, Sep 15 2002

STATUS

approved

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Last modified January 20 08:54 EST 2022. Contains 350471 sequences. (Running on oeis4.)