Smallest prime ending in reverse concatenation of first n natural numbers.

A068135

Smallest prime ending in reverse concatenation of first n natural numbers.

Terms

    a(0) =11a(1) =421a(2) =1321a(3) =14321a(4) =154321a(5) =16654321a(6) =37654321a(7) =1487654321a(8) =28987654321a(9) =310987654321

External references