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A072349
a(n) = m such that A064388(m) = n, or 0 if no such m exists.
0
1, 4, 2, 934, 932, 3, 5, 16, 14, 12, 10, 8, 6, 31, 29, 27, 25, 23, 236, 7, 9, 11, 13, 15, 17, 64, 62, 60, 58, 56, 54, 52, 50, 48, 46, 44, 42, 40
OFFSET
1,2
COMMENTS
Next term, a(39), is either 0 or greater than 400000. My guess is that this sequence is not computable, i.e., there is some n that does not occur in A064388, but it is impossible to prove this.
CROSSREFS
Cf. A057167.
Sequence in context: A276342 A350725 A152030 * A016518 A118202 A277578
KEYWORD
nonn
AUTHOR
David Wasserman, Jul 17 2002
STATUS
approved