Falcon Shapiro has authored 2 sequences.
A336759
a(n) is the smallest positive number that is the sum of no fewer than n distinct repdigits.
Original entry on oeis.org
1, 10, 21, 309, 2108, 21996, 220884, 2111105, 21866660
Offset: 1
10 is the sum of 2 distinct repdigits: 9 + 1
21 is the sum of 3 distinct repdigits: 11 + 9 + 1
309 is the sum of 4 distinct repdigits: 222 + 77 + 9 + 1
2108 is the sum of 5 distinct repdigits: 1111 + 888 + 99 + 9 + 1
All numbers less than 10 can be summed with less than 2 distinct repdigits.
All numbers less than 21 can be summed with less than 3 distinct repdigits.
A336748
a(n) is the smallest number that is the sum of at least n repdigits (not necessarily distinct) but not of any fewer.
Original entry on oeis.org
1, 10, 21, 320, 2219, 32218, 332217, 3332216, 33332215, 333332214, 3333332213
Offset: 1
1 is the sum of 1 repdigit: 1;
10 is the sum of 2 repdigits: 9 + 1;
21 is the sum of 3 repdigits: 11 + 9 + 1;
320 is the sum of 4 repdigits: 222 + 88 + 9 + 1;
2219 is the sum of 5 repdigits: 1111 + 999 + 99 + 9 + 1;
32218 is the sum of 6 repdigits: 22222 + 8888 + 999 + 99 + 9 + 1;
332217 is the sum of 7 repdigits: 222222 + 99999 + 8888 + 999 + 99 + 9 + 1.
All numbers less than 10 can be summed with less than 2 repdigits.
All numbers less than 21 can be summed with less than 3 repdigits. etc.
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