Numbers n such that n and 2^n end with the same two digits.

Terms

a(0) =36a(1) =136a(2) =236a(3) =336a(4) =436a(5) =536a(6) =636a(7) =736a(8) =836a(9) =936a(10) =1036a(11) =1136a(12) =1236a(13) =1336a(14) =1436a(15) =1536a(16) =1636a(17) =1736a(18) =1836a(19) =1936a(20) =2036a(21) =2136a(22) =2236a(23) =2336a(24) =2436a(25) =2536a(26) =2636a(27) =2736a(28) =2836a(29) =2936