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 A105388 Number of divisors of concatenated even numbers. 0
 2, 8, 8, 6, 32, 12, 4, 48, 96, 48, 8, 40, 64, 24, 32, 32, 12, 96, 16, 448, 64, 48, 256, 16, 192, 36, 24, 640, 32, 192 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS EXAMPLE The number of divisors of 24 is 8 - which is the second term. The number of divisors of 246 is 8 - which is the third term. The number of divisors of 2468 is 6 - which is the fourth term. MATHEMATICA Table[DivisorSigma[0, FromDigits[Flatten[IntegerDigits/@(2Range[n])]]], {n, 30}] (* Harvey P. Dale, Dec 10 2016 *) CROSSREFS Sequence in context: A198367 A021780 A020769 * A178247 A048651 A243596 Adjacent sequences:  A105385 A105386 A105387 * A105389 A105390 A105391 KEYWORD base,nonn AUTHOR Parthasarathy Nambi, Apr 30 2005 EXTENSIONS More terms from Harvey P. Dale, Dec 10 2016 STATUS approved

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Last modified October 16 03:37 EDT 2019. Contains 328040 sequences. (Running on oeis4.)