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A353320 Odd numbers m such that there exists no k for which the denominator of d(k)/k = m where d(k) is the number of divisors of k (A000005). 0
243, 625, 1875, 3969, 4375, 5625, 6875, 8125, 9801, 10625, 11875, 13125, 13689, 14375, 18125, 19375, 19845, 20625, 23125, 23409, 24375, 25625, 26875, 29241, 29375, 30625, 31875, 33125, 35625, 36875, 38125, 41875, 42849, 43125, 43659, 44375, 45625, 49375, 50625, 51597 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A067838 A340757 A255111 * A331613 A255626 A205049
KEYWORD
nonn
AUTHOR
David A. Corneth, Apr 11 2022
STATUS
approved

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Last modified August 30 11:38 EDT 2024. Contains 375543 sequences. (Running on oeis4.)