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A369136
Matula-Göbel number of the prime tower factorization tree of A284456(n).
2
1, 2, 3, 4, 6, 5, 8, 9, 10, 12, 7, 15, 18, 14, 16, 20, 24, 21, 30, 27, 28, 36, 25, 40, 32, 42, 45, 13, 48, 60, 35, 54, 50, 56, 26, 72, 63, 80, 84, 90, 70, 64, 75, 39, 81, 100, 49, 120, 96, 52, 11, 108, 112, 126, 105, 135, 144, 140, 78, 22, 168, 150, 98, 160
OFFSET
1,2
COMMENTS
A permutation of the positive integers; the positive integers in the order they appear in A369015.
FORMULA
a(n) = A369015(A284456(n)).
A369099(a(n)) = A284456(n).
CROSSREFS
Inverse permutation to A369137.
Sequence in context: A263265 A263267 A257471 * A053212 A368108 A351495
KEYWORD
nonn
AUTHOR
STATUS
approved