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A140138
Numbers n such that A140080(n) = 2.
4
5, 10, 17, 20, 34, 40, 65, 68, 80, 130, 136, 160, 257, 260, 272, 320, 341, 514, 520, 544, 640, 682, 1025, 1028, 1040, 1088, 1109, 1280, 1301, 1349, 1361, 1364, 2050, 2056, 2080, 2176, 2218, 2560, 2602, 2698, 2722, 2728, 4097, 4100, 4112, 4160
OFFSET
1,1
CROSSREFS
Sequence in context: A313949 A313950 A313951 * A313952 A313953 A313954
KEYWORD
nonn
AUTHOR
STATUS
approved