A227951 The number of consecutive values juxtaposed to obtain the value A227949(n).
2, 2, 4, 2, 4, 2, 2, 4, 2, 4, 2, 10, 8, 2, 2, 40, 2, 14, 38, 2, 2, 2, 158, 20, 2, 52, 38, 2, 4, 60, 34, 652, 2, 8, 20
Offset: 1
Examples
A227949(12)=100999897969594939291, so a(12)=10 as this concatenates the 10 numbers from 100 down to 91.