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A134244
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Indices n such that n divides A007468(n).
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4
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1, 2, 4, 6, 8, 10, 38, 47, 86, 108, 122, 322, 345, 446, 556, 665, 756, 1122, 1476, 4838, 6274, 10556, 12383, 38774, 42776, 46239
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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PROG
| (PARI) { p=2 ; i=1 ; for(j=1, 13000, psum=p ; for(k=2, j, p=nextprime(p+1) ; psum += p ; ) ; if(psum % j ==0, print(j) ; ) ; p=nextprime(p+1) ; ) ; } - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 24 2008
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CROSSREFS
| Cf. A134245, A134246.
Sequence in context: A083498 A172442 A061513 * A195874 A195873 A073140
Adjacent sequences: A134241 A134242 A134243 * A134245 A134246 A134247
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KEYWORD
| nonn,more
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AUTHOR
| Enoch Haga (Enokh(AT)comcast.net), Oct 15 2007, Oct 16 2007
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EXTENSIONS
| Better definition from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 16 2007
Entries checked by R. J. Mathar, Jan 24 2008
a(24)-a(26) from Max Alekseyev (maxale(AT)gmail.com), Jul 29 2011
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