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A039511
a(n) = 2i + 1 where i is the least index such that A039508(i) = n or 0 if there is none.
1
1, 7, 11, 23, 29, 5, 187, 25, 35, 13, 55, 125, 145, 91, 143, 65, 247, 175, 269, 233, 745, 517, 485, 431, 1547, 455, 1645, 715, 943, 295, 1991, 893, 355, 1201, 2509, 1235, 1685, 1967, 1345, 1729, 781, 2585, 2717, 3055
OFFSET
1,2
COMMENTS
Next terms beyond a(44) = 3055: ?, 3017, 3395, ?, 2275, 2395, ?, ?, 499, ...
KEYWORD
nonn,more
AUTHOR
Christian G. Bower, Feb 15 1999
STATUS
approved