%I #18 Nov 02 2019 03:22:48
%S 2,5,877,27644437,35742549198872617291353508656626642567,
%T 359334085968622831041960188598043661065388726959079837
%N Prime Bell numbers (A000110).
%H E. T. Bell, <a href="http://www.jstor.org/stable/2300300">Exponential numbers</a>, Amer. Math. Monthly, 41 (1934), 411-419.
%H The Prime Database, <a href="https://primes.utm.edu/primes/page.php?id=68825">Bell(2841)</a>, the next term which is too large to include here.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BellNumber.html">Bell Number</a>
%e Bell(2)=2 and Bell(3)=5 are primes, Bell(4)..Bell(6) are composite, Bell(7)=877 is prime.
%Y Cf. A000110, A051130.
%K nonn
%O 1,1
%A _Ignacio Larrosa CaƱestro_