A118613 Start with 1 and repeatedly reverse the digits and add 27 to get the next term.

1, 28, 109, 928, 856, 685, 613, 343, 370, 100, 28, 109, 928, 856, 685, 613, 343, 370, 100, 28, 109, 928, 856, 685, 613, 343, 370, 100, 28, 109, 928, 856, 685, 613, 343, 370, 100, 28, 109, 928, 856, 685, 613, 343, 370, 100, 28, 109, 928, 856, 685, 613, 343, 370