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A229937
Nonprime odious numbers.
0
1, 4, 8, 14, 16, 21, 22, 25, 26, 28, 32, 35, 38, 42, 44, 49, 50, 52, 55, 56, 62, 64, 69, 70, 74, 76, 81, 82, 84, 87, 88, 91, 93, 94, 98, 100, 104, 110, 112, 115, 117, 118, 121, 122, 124, 128, 133, 134, 138, 140, 143, 145, 146, 148, 152, 155, 158, 161
OFFSET
1,2
COMMENTS
Intersection of A018252 and A000069.
Also 1 together with A125495.
EXAMPLE
28 is in the sequence because it is nonprime and because 28 written in base 2 is 11100 which has an odd number of 1's.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Omar E. Pol, Oct 25 2013
STATUS
approved