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 A263258 a(n) = A049820(A263257(n)). 2
 0, 1, 3, 5, 17, 21, 23, 27, 29, 31, 35, 39, 41, 47, 51, 53, 57, 59, 61, 65, 69, 71, 73, 77, 221, 223, 231, 233, 237, 239, 245, 249, 261, 263, 267, 269, 275, 277, 287, 291, 295, 299, 303, 315, 317, 323, 329, 331, 335, 337, 345, 347, 349, 357, 363, 855, 857, 1073, 1077, 1085, 1087, 1095, 1097, 1101, 1111 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Sequence is strictly increasing. LINKS Antti Karttunen, Table of n, a(n) for n = 1..1835 FORMULA a(n) = A049820(A263257(n)). PROG (Scheme) (define (A263258 n) (A049820 (A263257 n))) CROSSREFS Cf. A049820, A263257. Sequence in context: A287638 A020592 A295387 * A326653 A218624 A152078 Adjacent sequences:  A263255 A263256 A263257 * A263259 A263260 A263261 KEYWORD nonn AUTHOR Antti Karttunen, Nov 07 2015 STATUS approved

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Last modified October 17 08:36 EDT 2019. Contains 328107 sequences. (Running on oeis4.)