Sum of a(n) terms of 1/sqrt(k) first strictly exceeds n.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =7a(5) =10a(6) =14a(7) =18a(8) =22a(9) =27a(10) =33a(11) =39a(12) =45a(13) =52a(14) =60a(15) =68a(16) =76a(17) =85a(18) =95a(19) =105a(20) =115a(21) =126a(22) =138a(23) =150a(24) =162a(25) =175a(26) =189a(27) =202a(28) =217a(29) =232