Hi, In http://www.research.att.com/~njas/sequences/A158911 (Numbers n such that 10^n divided thru the number of digits of 10^n is an integer.) are 124, 249, 299, 624, 999,1249, 1549, 2499,3999, 4999 and 7999 terms of A158911? -- Best Claudio Meller