The Pick4 chart I made was for singles only using the lowest number first.
0123, 0124, 0125, 0126, 0127, 0128, 0129, 0134, 0135, 0136, 0137, 0138, 0139, 0145, 0146, 0147, 0148, 0149, 0156, 0157, 0158, 0159, 0167, 0168, 0169, 0178, 0179, 0189, 28 numbers
0234, 0235, 0236, 0237, 0238, 0239, 0245, 0246, 0247, 0248, 0249, 0256, 0257, 0258, 0259, 0267, 0268, 0269, 0278, 0279, 0289, 21 numbers
0345, 0346, 0347, 0348, 0349, 0356, 0357, 0358, 0359, 0367, 0368, 0369, 0378, 0379, 0389, 15 numbers
0456, 0457, 0458, 0459, 0467, 0468, 0469, 0478, 0479, 0489, 10 numbers
0567, 0568, 0569, 0578, 0579, 0589, 6 numbers
0678, 0679, 0689, 0789, 4 numbers
1234, 1235, 1236, 1237, 1238, 1239, 1245, 1246, 1247, 1248, 1249, 1256, 1257, 1258, 1259, 1267, 1268, 1269, 1278, 1279, 1289, 21 numbers
1345, 1346, 1347, 1348, 1349, 1356, 1357, 1358, 1359, 1367, 1368, 1369, 1378, 1379, 1389, 15 numbers
1456, 1457, 1458, 1459, 1467, 1468, 1469, 1478, 1479, 1489, 10 numbers
1567, 1568, 1569, 1578, 1579, 1589, 6 numbers
1678, 1679, 1689, 3 numbers
1789, 1 number
2345, 2346, 2347, 2348, 2349, 2356, 2357, 2358, 2359, 2367, 2368, 2369, 2378, 2379, 2389, 15 numbers
2456, 2457, 2458, 2459, 2467, 2468, 2469, 2478, 2479, 2489, 10 numbers
2567, 2568, 2569, 2578, 2579, 2589, 6 numbers
2678, 2679, 2689, 2789, 4 numbers
3456, 3457, 3458, 3459, 3467, 3468, 3469, 3478, 3479, 3489, 10 numbers
3567, 3568, 3569, 3578, 3579, 3589, 6 numbers
3678, 3679, 3689, 3 numbers
3789, 1 number
4567, 4568, 4569, 4578, 4579, 4589, 6 numbers
4678, 4679, 4689, 3 numbers
4789, 1 number
5678, 5679, 5689, 3 numbers
5789, 1 number
6789 1 number