Initial terms of chains consisting of five consecutive integers, for neither of which the value of sigma-function is divisible by six.

A097021

Initial terms of chains consisting of five consecutive integers, for neither of which the value of sigma-function is divisible by six.

Terms

    a(0) =211248a(1) =1146096a(2) =3948048a(3) =6090048a(4) =14590800a(5) =54100800a(6) =61051248a(7) =315758448a(8) =567777600a(9) =1715222448a(10) =1912711248a(11) =2408874048a(12) =2636106048a(13) =2744664048a(14) =2811450096a(15) =3304032048a(16) =4647444048a(17) =4832821296a(18) =6020336448a(19) =6028239600a(20) =6739372800a(21) =7824754800a(22) =10110704400

External references