a(n) = n-th Ramanujan number A000594(n), squared.

A249688

a(n) = n-th Ramanujan number A000594(n), squared.

Terms

    a(0) =1a(1) =576a(2) =63504a(3) =2166784a(4) =23328900a(5) =36578304a(6) =280361536a(7) =7136870400a(8) =12914731449a(9) =13437446400a(10) =285809990544a(11) =137599451136a(12) =333781196644a(13) =161488244736a(15) =974437482496

External references