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A275840
a(n) = A273670(n) - A256450(n).
1
0, 1, 1, 0, 1, 2, 2, 2, 3, 4, 3, 3, 3, 2, 1, 1, 1, 0, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 8, 8, 8, 9, 10, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 10, 10, 9, 9, 10, 10, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 7, 7, 7, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 0, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6
OFFSET
0,6
PROG
(Scheme) (define (A275840 n) (- (A273670 n) (A256450 n)))
CROSSREFS
Cf. also A001563.
Sequence in context: A039644 A281945 A163107 * A178065 A366636 A366655
KEYWORD
nonn,base,look
AUTHOR
Antti Karttunen, Aug 13 2016
STATUS
approved