49678

Appears in sequences

• Numbers k such that prime(k) == 1 (mod sigma(k)).at n=17A067697
• a(1) = 2; for n > 1, a(n) is the least positive number not yet in the sequence such that Sum_{k=1..n} a(k) divides Sum_{k=1..n} a(k)^2.at n=44A318358
• Consecutive states of the linear congruential pseudo-random number generator (421*s + 17117) mod 81000 when started at s=1.at n=21A385338