Numbers m with decimal expansion (d_1, ..., d_k) such that d_i = m * i mod 10 for i = 1..k.

A344822

Numbers m with decimal expansion (d_1, ..., d_k) such that d_i = m * i mod 10 for i = 1..k.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =7a(8) =8a(9) =9a(10) =505a(11) =50505a(12) =246802a(13) =482604a(14) =628406a(15) =864208a(16) =5050505a(17) =505050505a(18) =12345678901a(19) =24680246802a(20) =36925814703a(21) =48260482604a(22) =50505050505a(23) =62840628406a(24) =74185296307a(25) =86420864208a(26) =98765432109

External references