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A079001 Digital equivalents of letters A, B, C, ..., Z on touch-tone telephone keypad. 2
2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..26.

EXAMPLE

a(3)= 2 because the third letter of the English alphabet, C, is represented by the digit 2 on telephone keypad.

CROSSREFS

Cf. A079048.

Sequence in context: A220658 A127757 A172264 * A032615 A261231 A296357

Adjacent sequences:  A078998 A078999 A079000 * A079002 A079003 A079004

KEYWORD

fini,full,nonn

AUTHOR

Donald S. McDonald, Feb 01 2003

STATUS

approved

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Last modified October 17 21:34 EDT 2019. Contains 328133 sequences. (Running on oeis4.)