A245574 Minimal coin changing sequence for denominations 1, 2, 5, 10, 20 and 50 cents.
0, 1, 1, 2, 2, 1, 2, 2, 3, 3, 1, 2, 2, 3, 3, 2, 3, 3, 4, 4, 1, 2, 2, 3, 3, 2, 3, 3, 4, 4, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 1, 2, 2, 3, 3, 2, 3, 3, 4, 4, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 3, 4, 4, 5, 5, 4, 5, 5, 6, 6, 3, 4, 4, 5, 5, 4, 5, 5, 6, 6, 2
Offset: 0
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More terms from Colin Barker, Jul 26 2014
a(0)=0 prepended by Alois P. Heinz, May 26 2015
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