level 0: 1000
level 1: 1509
level 2: 2029
level 3: 2559
level 4: 3099
level 5: 3649
level 6: 4209
level 7: 4779
level 8: 5359
level 9: 5949
level 10: 7949
level 11: 9969
level 12: 12008
level 13: 14068
level 14: 16148
level 15: 18248
level 16: 20368
level 17: 22508
level 18: 24668
level 19: 26848
level 20: 31348
level 21: 35878
level 22: 40437
level 23: 45027
level 24: 49647
level 25: 54297
level 26: 58977
level 27: 63686
level 28: 68426
level 29: 73196
level 30: 81196
level 31: 89236
level 32: 97316
level 33: 105436
level 34: 113595
level 35: 121795
level 36: 130035
level 37: 138315
level 38: 146635
level 39: 154995
level 40: 167495
level 41: 180045
level 42: 192645
level 43: 205295
level 44: 217995
level 45: 230745
level 46: 243545
level 47: 256395
level 48: 269295
level 49: 282245
level 50: 300245
level 51: 318305
level 52: 336425
level 53: 354605
level 54: 372844
level 55: 391144
level 56: 409504
level 57: 427924
level 58: 446404
level 59: 464943
level 60: 489443
level 61: 514013
level 62: 538653
level 63: 563362
level 64: 588142
level 65: 612992
level 66: 637912
level 67: 662902
level 68: 687961
level 69: 713091
level 70: 745091
level 71: 777171
level 72: 809331
level 73: 841570
level 74: 873890
level 75: 906290
level 76: 938770
level 77: 971330
level 78: 1003969
level 79: 1036689
level 80: 1077189
level 81: 1117779
level 82: 1158459
level 83: 1199229
level 84: 1240089
level 85: 1281039
level 86: 1322079
level 87: 1363209
level 88: 1404429
level 89: 1445739
level 90: 1495739
level 91: 1545839
level 92: 1596039
level 93: 1646339
level 94: 1696739
level 95: 1747239
level 96: 1797839
level 97: 1848539
level 98: 1899339
level 99: 1950239
level 100: 2010739