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A265412
Partial sums of A265411.
4
1, 8, 11, 14, 15, 18, 19, 22, 23, 24, 27, 28, 29, 32, 33, 34, 35, 38, 39, 40, 41, 44, 45, 46, 47, 48, 51, 52, 53, 54, 55, 58, 59, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 74, 75, 76, 77, 78, 79, 80, 83, 84, 85, 86, 87, 88, 89, 92, 93, 94, 95, 96, 97, 98, 99, 102, 103, 104, 105, 106, 107, 108, 109, 112, 113, 114, 115, 116, 117, 118, 119, 120, 123
OFFSET
0,2
LINKS
FORMULA
a(0) = 1; for n >= 1, a(n) = A265411(n) + a(n-1).
Other identities. For all n >= 0:
A265410(a(n)) = n. [Particularly: a(n) gives the position where n occurs for the last time in A265410.]
PROG
(Scheme) (definec (A265412 n) (if (zero? n) 1 (+ (A265411 n) (A265412 (- n 1)))))
CROSSREFS
Cf. A265410, A265411 (first differences), A265413.
Sequence in context: A247463 A308562 A254671 * A372498 A345488 A153039
KEYWORD
nonn
AUTHOR
Antti Karttunen, Dec 09 2015
STATUS
approved