A206473 First prime in A122072 that appears at least n times.
7, 199, 1129, 1327, 19609, 19609, 31397, 155921, 360653, 370261, 370261, 1349533, 1357201, 1561919, 2010733, 15203977, 17051707, 17051707, 20831323, 20831323, 20831323, 47326693, 189695659, 189695659, 191912783, 436273009, 436273009, 436273009, 436273009
Offset: 1
Keywords
Programs
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PARI
a(n)=my(p=2);forprime(q=3,default(primelimit),if(q\10-p\10>=n,return(p));p=q) \\ Charles R Greathouse IV, Feb 26 2012
Extensions
a(5)-a(15) from Alois P. Heinz, Feb 08 2012
a(16)-a(36) from Charles R Greathouse IV, Feb 26 2012
Comments