A071057 - OEIS

A071057

Smallest number m such that m = p(i+1) mod p(i) for 1<=i<=n.

1, 5, 17, 137, 1817, 20297, 350627, 8518787, 86116307, 5886530927, 193507634597, 6210322338497, 124942132495457, 3471695031294767, 42719979026304857, 3117168891968761907, 850435289298909924887, 91220171746546903961177

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..18.

MATHEMATICA

Table[ ChineseRemainder[ Table[ Prime[i + 1], {i, 1, n}], Table[ Prime[i], {i, 1, n}]], {n, 1, 20}]

Table[With[{pr=Prime[Range[n]]}, ChineseRemainder[Rest[pr], Most[pr]]], {n, 2, 20}] (* Harvey P. Dale, Jun 11 2017 *)

CROSSREFS

Cf. A053664.

Sequence in context: A249520 A248661 A176133 * A181922 A177509 A160611

Adjacent sequences: A071054 A071055 A071056 * A071058 A071059 A071060

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, May 25 2002

STATUS

approved