%I #13 Aug 13 2013 20:11:46
%S 3,51,62,32151,32158,32163,32170,300863849741,300863849758,
%T 300863849763,300863849817,300863849841,300863849864,300863849871,
%U 300863851617,300863851626,300863852542,300863852547,300863852565,300863852571,300863852799,300863852805
%N Irregular triangle of n-primes p such that the number of even n-primes (<= p) equals the number of odd n-primes (<= p).
%C An n-prime is a number having n prime factors (counted multiply). For any n, the ratio of even n-primes to odd n-primes tends to decrease with the magnitude of the numbers.
%H Donovan Johnson, <a href="/A227069/b227069.txt">Rows n = 1..4, flattened</a>
%e The irregular triangle begins:
%e 3;
%e 51, 62;
%e 32151, 32158, 32163, 32170;
%e 300863849741, 300863849758, 300863849763, 300863849817, 300863849841, 300863849864, 300863849871, 300863851617, 300863851626, 300863852542, 300863852547, 300863852565, 300863852571, 300863852799, 300863852805, 300863852811, 300863852821, 300863852829, 300863852841, 300863852863, 300863852893, 300863852927, 300863852930, 300863853102, 300863853114, 300863853121, 300863855609, 300863855612, 300863855822, 300863855848, 300863855971, 300863856014, 300863856134, 300863856142, 300863856146, 300863856148, 300863856356, 300863856435;
%Y Cf. A227067 (first term of each row).
%K nonn,hard,tabf
%O 1,1
%A _T. D. Noe_, Aug 05 2013
%E Row 4 from _Donovan Johnson_, Aug 13 2013
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