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 A173233 Numbers k such that k and k+3 are in A002822. 2
 2, 7, 30, 100, 107, 135, 172, 217, 322, 352, 452, 562, 590, 667, 707, 917, 940, 975, 1092, 1127, 1222, 1470, 1570, 1950, 2282, 2545, 2772, 2865, 2930, 3007, 3087, 3682, 3770, 3840, 3945, 4447, 4452, 4477, 5142, 5555, 5600, 5625, 5635, 6262, 6442, 7520, 8232 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS EXAMPLE 2 is a term because 2 and 5 are in A002822. MAPLE isA002822 := proc(n) isprime(6*n-1) and isprime(6*n+1) ; end proc: isA173233 := proc(n) isA002822( n ) and isA002822(n+3 ) ; end proc: for n from 1 to 3000 do if isA173233(n) then printf("%d, ", n) ; end if; end do: # R. J. Mathar, May 02 2010 CROSSREFS Cf. A002822, A173232. Sequence in context: A037417 A042913 A041805 * A074416 A325577 A097924 Adjacent sequences:  A173230 A173231 A173232 * A173234 A173235 A173236 KEYWORD nonn AUTHOR Juri-Stepan Gerasimov, Feb 13 2010 EXTENSIONS Definition and sequence corrected (667, 707, 1097 etc inserted) by R. J. Mathar, May 02 2010 More terms from Jinyuan Wang, May 15 2020 STATUS approved

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Last modified September 21 16:31 EDT 2021. Contains 347598 sequences. (Running on oeis4.)