Numbers k such that sigma(k) = psi(k) + tau(k).

Terms

a(0) =20a(1) =27a(2) =45a(3) =150a(4) =245a(5) =294a(6) =605a(7) =726a(8) =845a(9) =1014a(10) =1445a(11) =1734a(12) =1805a(13) =2166a(14) =2645a(15) =3174a(16) =4205a(17) =4805a(18) =5046a(19) =5766a(20) =6845a(21) =8214a(22) =8405a(23) =9245a(24) =10086a(25) =11045a(26) =11094a(27) =13254a(28) =14045a(29) =16854