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A098654 Records in A098650. 2

%I

%S 4,341,451,481,671,703,1105,1111,1333,1729,2465,3277,3281,3721,3775,

%T 4681,4753,5461,5611,5963,6031,6601,6981,7107,8149,8695,8911,9005,

%U 9637,12673,14701,14981,15841,18721,22177,23001,24211,28939,29089,29341

%N Records in A098650.

%t f[n_] := Block[{k = n + 1}, While[ PrimeQ[k] || PowerMod[n, k - 1, k] != 1, k++ ]; k]; a = {1}; b = {4}; Do[ c = f[n]; If[c > b[[ -1]], AppendTo[a, n]; AppendTo[b, c]; Print[{n, c}]], {n, 2, 10^6}]; b

%Y Cf. A007535, A098653.

%K nonn

%O 1,1

%A _Robert G. Wilson v_, Sep 19 2004

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Last modified June 12 13:49 EDT 2021. Contains 344948 sequences. (Running on oeis4.)