A249424 Odd integers n such that A249151(n) = (n-1)/2.

3, 5, 9, 13, 21, 23, 25, 33, 37, 45, 57, 61, 73, 81, 85, 93, 105, 117, 121, 133, 141, 145, 157, 165, 177, 193, 201, 205, 213, 217, 225, 253, 261, 273, 277, 297, 301, 313, 325, 333, 345, 357, 361, 381, 385, 393, 397, 421, 445, 453, 457, 465, 477, 481, 501, 513, 525, 537, 541, 553, 561, 565, 585, 613, 621, 625, 633, 661, 673, 693, 697

Offset

1,1

Links

Antti Karttunen, Table of n, a(n) for n = 1..310

Prog

(Scheme, with Antti Karttunen's IntSeq-library)
(define A249424 (MATCHING-POS 1 0 (lambda (n) (and (odd? n) (= (/ (- n 1) 2) (A249151 n))))))

Crossrefs

A249428 gives the corresponding values (n-1)/2.

Subsequence of A249433.

Cf. A249151, A249423, A249425, A249427.

Sequence in context: A305082 A007042 A178415 * A076274 A058989 A049691

Adjacent sequences: A249421 A249422 A249423 * A249425 A249426 A249427

Keyword

nonn

Author

Antti Karttunen, Oct 28 2014

Status

approved