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A211160 Number of n-digit terms in A089392 (magnanimous primes). 0

%I #19 Feb 17 2013 08:20:48

%S 4,10,17,15,10,15,7,2,4,0,0,0,0,0,0

%N Number of n-digit terms in A089392 (magnanimous primes).

%C Apparently all next terms are zero.

%e a(1) = 4: 2, 3, 5, 7.

%e a(2) = 10: 11, 23, 29, 41, 43, 47, 61, 67, 83, 89.

%e a(8) = 2: 20266681, 48804809.

%e a(9) = 4: 228440489, 244064027, 606202627, 608844043.

%Y Cf. A068690, A089392, A089394.

%K nonn,base

%O 1,1

%A _Zak Seidov_, Jan 30 2013

%E a(13)-a(15) from _Donovan Johnson_, Feb 17 2013

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Last modified April 19 04:12 EDT 2024. Contains 371782 sequences. (Running on oeis4.)