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A173390 n-th difference between consecutive natural noncomposite numbers = n-th difference between consecutive prime numbers. 3
1, 3, 16, 37, 40, 47, 55, 56, 74, 103, 108, 111, 119, 130, 161, 165, 185, 188, 195, 200, 219, 240, 272, 273, 292, 340, 359, 388, 420, 427, 465, 466, 509, 521, 554, 600, 606, 622, 630, 634, 668, 683, 684, 703, 710, 711, 734, 762, 792, 814, 822, 823, 830, 831 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Numbers n such that A075526(n) = A001223(n).

Essentially the same as A066875. - R. J. Mathar, Feb 21 2010

LINKS

Table of n, a(n) for n=1..54.

FORMULA

A075526(a(n)) = A001223(a(n)).

CROSSREFS

Cf. A001223, A075526.

Sequence in context: A076153 A031302 A217130 * A173891 A066875 A294419

Adjacent sequences:  A173387 A173388 A173389 * A173391 A173392 A173393

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Feb 17 2010

STATUS

approved

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Last modified October 24 16:24 EDT 2021. Contains 348233 sequences. (Running on oeis4.)