A351500 - OEIS

A351500

Highly composite numbers (A002182) ordered by the number of 2's in their prime factorizations.

1, 2, 6, 4, 12, 36, 60, 180, 1260, 24, 120, 360, 2520, 7560, 27720, 83160, 1081080, 48, 240, 720, 1680, 5040, 15120, 25200, 45360, 55440, 166320, 277200, 498960, 720720

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OFFSET

1,2

COMMENTS

If two or more highly composite numbers have the same number of 2's in their prime factorizations, then this sequence simply sorts them in numerical order.

LINKS

Table of n, a(n) for n=1..30.

EXAMPLE

1260 (which has only two 2's in its prime factorization) comes before 24 (which has three 2's in its prime factorization) in this sequence.

CROSSREFS

Cf. A002182, A007814, A112779.

Sequence in context: A046204 A163755 A100851 * A365902 A303823 A286712

Adjacent sequences: A351497 A351498 A351499 * A351501 A351502 A351503

KEYWORD

nonn,more

AUTHOR

J. Lowell, May 03 2022

STATUS

approved