Odd squares k for which A379113(k) > 1, i.e., k that have a proper unitary divisor d > 1 such that A048720(A065621(sigma(d)),sigma(k/d)) is equal to sigma(k).

A379121

Odd squares k for which A379113(k) > 1, i.e., k that have a proper unitary divisor d > 1 such that A048720(A065621(sigma(d)),sigma(k/d)) is equal to sigma(k).

Terms

    a(0) =225a(1) =3025a(2) =3249a(3) =12321a(4) =29241a(5) =38025a(6) =91809a(7) =216225a(8) =247009a(9) =354025a(10) =408321a(11) =751689a(12) =772641a(13) =855625a(14) =919681a(15) =1366561a(16) =1595169a(17) =3814209a(18) =9828225a(19) =11189025a(20) =12173121a(21) =12709225a(22) =29430625a(23) =47927929a(24) =52403121a(25) =66471409a(26) =67486225a(27) =77457601a(28) =80263681a(29) =94148209

External references