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A277887 Positions of primes in A276573, the infinite trunk of least squares beanstalk. 4
1, 4, 16, 20, 22, 25, 31, 48, 51, 55, 64, 66, 82, 84, 90, 100, 102, 120, 126, 127, 152, 156, 177, 197, 201, 203, 206, 212, 222, 231, 237, 238, 246, 252, 264, 266, 267, 272, 295, 297, 324, 337, 339, 347, 362, 364, 375, 379, 389, 396, 399, 401, 403, 415, 424, 433, 439, 449, 457, 460, 464, 466, 473, 489, 508, 509, 517, 518, 536, 540, 558, 575, 576, 578 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..4248

PROG

(Scheme, with Antti Karttunen's IntSeq-library)

(define A277887 (MATCHING-POS 1 1 (lambda (n) (= 1 (A010051 (A276573 n))))))

CROSSREFS

Cf. A010051, A276573, A277487, A278167.

Cf. A277888 (primes themselves).

Sequence in context: A032827 A328465 A280844 * A216033 A071966 A326781

Adjacent sequences:  A277884 A277885 A277886 * A277888 A277889 A277890

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 13 2016

STATUS

approved

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Last modified May 13 19:36 EDT 2021. Contains 343868 sequences. (Running on oeis4.)